43748223117 has 4 divisors (see below), whose sum is σ = 58330964160. Its totient is φ = 29165482076.

The previous prime is 43748223109. The next prime is 43748223119. The reversal of 43748223117 is 71132284734.

43748223117 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 43748223117 - 2³ = 43748223109 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43748223119) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7291370517 + ... + 7291370522.

It is an arithmetic number, because the mean of its divisors is an integer number (14582741040).

Almost surely, 2^43748223117 is an apocalyptic number.

It is an amenable number.

43748223117 is a deficient number, since it is larger than the sum of its proper divisors (14582741043).

43748223117 is a wasteful number, since it uses less digits than its factorization.

43748223117 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14582741042.

The product of its digits is 225792, while the sum is 42.

The spelling of 43748223117 in words is "forty-three billion, seven hundred forty-eight million, two hundred twenty-three thousand, one hundred seventeen".